Hubbry Logo
Red HatRed HatMain
Open search
Red Hat
Community hub
Red Hat
logo
8 pages, 0 posts
0 subscribers
Be the first to start a discussion here.
Be the first to start a discussion here.
Red Hat
Red Hat
Red Hat
View on Wikipedia
from Wikipedia

Red Hat, Inc. (formerly Red Hat Software, Inc.) is an American software company that provides open source software products to enterprises[5] and is a subsidiary of IBM. Founded in 1993, Red Hat has its corporate headquarters in Raleigh, North Carolina, with other offices worldwide.

Key Information

Red Hat has become associated to a large extent with its enterprise operating system Red Hat Enterprise Linux. With the acquisition of open-source enterprise middleware vendor JBoss, Red Hat also offers Red Hat Virtualization (RHV), an enterprise virtualization product. Red Hat provides storage, operating system platforms, middleware, applications, management products, support, training, and consulting services.

Red Hat creates, maintains, and contributes to many free software projects. It has acquired the codebases of several proprietary software products through corporate mergers and acquisitions, and has released such software under open source licenses. As of March 2016, Red Hat is the second largest corporate contributor to the Linux kernel version 4.14 after Intel.[6]

On October 28, 2018, IBM announced its intent to acquire Red Hat for $34 billion.[7][8][9] The acquisition closed on July 9, 2019.[10] It now operates as an independent subsidiary.[11][10]

History

[edit]

In 1993, Bob Young incorporated the ACC Corporation, a catalog business that sold Linux and Unix software accessories. In 1994, Marc Ewing created his own Linux distribution, which he named Red Hat Linux[12] (associated with the time Ewing wore a red Cornell University lacrosse hat, given to him by his grandfather, while attending Carnegie Mellon University[13][14][15]). Ewing released the software in October, and it became known as the Halloween release. Young bought Ewing's business in 1995,[clarification needed] and the two merged to become Red Hat Software, with Young serving as chief executive officer (CEO).

Red Hat went public on August 11, 1999, achieving—at the time—the eighth-biggest first-day gain in the history of Wall Street.[12] Matthew Szulik succeeded Bob Young as CEO in December of that year.[16] Bob Young went on to found the online print on demand and self-publishing company, Lulu in 2002.

On November 15, 1999, Red Hat acquired Cygnus Solutions. Cygnus provided commercial support for free software and housed maintainers of GNU software products such as the GNU Debugger and GNU Binutils. One of the founders of Cygnus, Michael Tiemann, became the chief technical officer of Red Hat and by 2008 the vice president of open-source affairs. Later Red Hat acquired WireSpeed, C2Net, Hell's Kitchen Systems, and Akopia.[17][18]

In February 2000, InfoWorld awarded Red Hat its fourth consecutive "Operating System Product of the Year" award for Red Hat Linux 6.1.[19] Red Hat acquired Planning Technologies, Inc. in 2001 and AOL's iPlanet directory and certificate-server software in 2004.

Red Hat moved its headquarters from Durham to North Carolina State University's Centennial Campus in Raleigh, North Carolina in February 2002. In the following month Red Hat introduced Red Hat Linux Advanced Server,[20][21] later renamed Red Hat Enterprise Linux (RHEL). Dell,[22] IBM,[23] HP[24] and Oracle Corporation[25] announced their support of the platform.[26]

In December 2005, CIO Insight magazine conducted its annual "Vendor Value Survey", in which Red Hat ranked #1 in value for the second year in a row.[27] Red Hat stock became part of the NASDAQ-100 on December 19, 2005.

Red Hat acquired open-source middleware provider JBoss on June 5, 2006, and JBoss became a division of Red Hat. On September 18, 2006, Red Hat released the Red Hat Application Stack, which integrated the JBoss technology and which was certified by other well-known software vendors.[28][29] On December 12, 2006, Red Hat stock moved from trading on NASDAQ (RHAT) to the New York Stock Exchange (RHT). In 2007 Red Hat acquired MetaMatrix and made an agreement with Exadel to distribute its software.

On March 15, 2007, Red Hat released Red Hat Enterprise Linux 5, and in June acquired Mobicents. On March 13, 2008, Red Hat acquired Amentra, a provider of systems integration services for service-oriented architecture, business process management, systems development, and enterprise data services.

On July 27, 2009, Red Hat replaced CIT Group in Standard and Poor's 500 stock index, a diversified index of 500 leading companies of the U.S. economy.[30][31] This was reported as a major milestone for Linux.[32][33]

On December 15, 2009, it was reported that Red Hat will pay US$8.8 million to settle a class action lawsuit related to the restatement of financial results from July 2004. The suit had been pending in the U.S. District Court for the Eastern District of North Carolina. Red Hat reached the proposed settlement agreement and recorded a one-time charge of US$8.8 million for the quarter that ended Nov. 30.[34]

On January 10, 2011, Red Hat announced that it would expand its headquarters in two phases, adding 540 employees to the Raleigh operation, and investing over US$109 million. The state of North Carolina is offering up to US$15 million in incentives. The second phase involves "expansion into new technologies such as software virtualization and technology cloud offerings".[35]

Red Hat Tower with earlier company logo

On August 25, 2011, Red Hat announced it would move about 600 employees from the N.C. State Centennial Campus to the Two Progress Plaza building.[36] A ribbon cutting ceremony was held on June 24, 2013, in the re-branded Red Hat Headquarters.[37]

In 2012, Red Hat became the first one-billion dollar open-source company, reaching US$1.13 billion in annual revenue during its fiscal year.[38] Red Hat passed the $2 billion benchmark in 2015. As of February 2018 the company's annual revenue was nearly $3 billion.[39]

On October 16, 2015, Red Hat announced its acquisition of IT automation startup Ansible, rumored for an estimated US$100 million.[40]

In June 2017, Red Hat announced Red Hat Hyperconverged Infrastructure (RHHI) 1.0 software product.[41]

In May 2018, Red Hat acquired CoreOS.[42]

Red Hat's links to branches of Israel's military and statements of support for Israeli associates has also led to some controversy and calls for boycott during the ongoing conflict in Gaza.[43][44][45]

IBM subsidiary

[edit]

On October 28, 2018, IBM announced its intent to acquire Red Hat for US$34 billion, in one of its largest-ever acquisitions. The company will operate out of IBM's Hybrid Cloud division.[46][47] Microsoft, Amazon, and Google reportedly also considered buying Red Hat.[48]

Six months later, on May 3, 2019, the US Department of Justice concluded its review of IBM's proposed Red Hat acquisition,[49] and according to Steven J. Vaughan-Nichols "essentially approved the IBM/Red Hat deal".[50] The acquisition was closed on July 9, 2019.[51]

Fedora Project

[edit]
Main article: Fedora Project
Fedora Project logo

Red Hat is the primary sponsor of the Fedora Project, a community-supported free software project that aims to promote the rapid progress of free and open-source software and content.[52]

Business model

[edit]

Red Hat operates on a business model based on open-source software, development within a community, professional quality assurance, and subscription-based customer support. They produce open-source code so that more programmers can make adaptations and improvements.

Red Hat sells subscriptions for the support, training, and integration services that help customers in using their open-source software products. Customers pay one set price for unlimited access to services such as Red Hat Network and up to 24/7 support.[53]

In September 2014, however, CEO Jim Whitehurst announced that Red Hat was "in the midst of a major shift from client-server to cloud-mobile".[54]

Rich Bynum, a member of Red Hat's legal team, attributes Linux's success and rapid development partially to open-source business models, including Red Hat's.[55]

Programs and projects

[edit]
Red Hat Summit is an annual conference, here seen in 2019.

One Laptop per Child

[edit]

Red Hat engineers worked with the One Laptop per Child initiative (a non-profit organization established by members of the MIT Media Lab) to design and produce an inexpensive laptop and try to provide every child in the world with access to open communication, open knowledge, and open learning. The XO-4 laptop, the last machine the project produced (in 2012), runs a slimmed-down version of Fedora 17 as its operating system.

KVM

[edit]

Avi Kivity began the development of KVM in mid-2006 at Qumranet, a technology startup company that was acquired by Red Hat in 2008.[56][57][58]

GNOME

[edit]

Red Hat is the largest contributor to the GNOME desktop environment. It has several employees working full-time on Evolution, the official personal information manager for GNOME.

systemd

[edit]

Init system and system/service manager for Linux systems.

PulseAudio

[edit]

Network-capable sound server program distributed via the freedesktop.org project.

Dogtail

[edit]

Dogtail, an open-source automated graphical user interface (GUI) test framework initially developed by Red Hat, consists of free software released under the GNU General Public License (GPL) and is written in Python. It allows developers to build and test their applications. Red Hat announced the release of Dogtail at the 2006 Red Hat Summit.[59][60]

MRG

[edit]

Red Hat MRG is a clustering product intended for integrated high-performance computing (HPC). The acronym MRG stands for "Messaging Realtime Grid".

Red Hat Enterprise MRG replaces the kernel of Red Hat Enterprise Linux RHEL, a Linux distribution developed by Red Hat, to provide extra support for real-time computing, together with middleware support for message brokerage and scheduling workload to local or remote virtual machines, grid computing, and cloud computing.[61]

As of 2011, Red Hat works with the Condor High-Throughput Computing System community and also provides support for the software.[62]

The Tuna performance-monitoring tool runs in the MRG environment.[63]

Opensource.com

[edit]

Red Hat produced the online publication Opensource.com since January 20, 2010.[64] The site highlights ways open-source principles apply in domains other than software development. The site tracks the application of open-source philosophy to business, education, government, law, health, and life.

The company originally produced a newsletter called Under the Brim. Wide Open magazine first appeared in March 2004, as a means for Red Hat to share technical content with subscribers regularly. The Under the Brim newsletter and Wide Open magazine merged in November 2004, to become Red Hat Magazine. In January 2010, Red Hat Magazine became Opensource.com.[65] In April 2023 Red Hat went through company layoffs and laid off the team maintaining Opensource.com.[66]

Red Hat Exchange

[edit]

In 2007, Red Hat announced that it had reached an agreement with some free software and open-source (FOSS) companies that allowed it to make a distribution portal called Red Hat Exchange, reselling FOSS software with the original branding intact.[67][68] However, by 2010, Red Hat had abandoned the Exchange program to focus their efforts more on their Open Source Channel Alliance which began in April 2009.[69]

Red Hat build of Keycloak

[edit]

Red Hat build of Keycloak[70] (formerly known as Red Hat Single Sign-On[71]) is a software product to allow single sign-on with Identity Management and Access Management aimed at modern applications and services. It is based on the open-source project Keycloak, which acts as an upstream project.

Red Hat Subscription Management

[edit]

Red Hat Subscription Management (RHSM)[72] combines content delivery with subscription management.[73]

Ceph Storage

[edit]

Red Hat is the largest contributor to the Ceph Storage SDS project : Block, File & Object Storage which runs on industry-standard x86 servers and Ethernet IP as well as ARM, InfiniBand, and other technologies.

Ceph aims primarily for completely distributed operation without a single point of failure, scalable to the exabyte level.

Ceph replicates data and makes it fault-tolerant, using commodity hardware and requiring no specific hardware support. Ceph's system offers disaster recovery and data redundancy through techniques such as replication, erasure coding, snapshots and storage cloning. As a result of its design, the system is both self-healing and self-managing, aiming to minimize administration time and other costs.

In this way, administrators have a single, consolidated system that avoids silos and collects the storage within a common management framework. Ceph consolidates several storage use cases and improves resource utilization. It also lets an organization deploy servers where needed.

OpenShift

[edit]

Red Hat operates OpenShift, a cloud computing platform as a service, supporting applications written in Node.js, PHP, Perl, Python, Ruby, JavaEE and more.[74]

On July 31, 2018, Red Hat announced the release of Istio 1.0, a microservices management program used in tandem with the Kubernetes platform. The software purports to provide "traffic management, service identity and security, policy enforcement and telemetry" services in order to streamline Kubernetes use under the various Fedora-based operating systems. Red Hat's Brian Redbeard Harring described Istio as "aiming to be a control plane, similar to the Kubernetes control plane, for configuring a series of proxy servers that get injected between application components".[75] Also Red Hat is the second largest contributor to Kubernetes code itself, after Google.[76]

OpenStack

[edit]

Red Hat markets a version of OpenStack which helps manage a data center in the manner of cloud computing.[77]

CloudForms

[edit]

Red Hat CloudForms provides management of virtual machines, instances and containers based on VMware vSphere, Red Hat Virtualization, Microsoft Hyper-V, OpenStack, Amazon EC2, Google Cloud Platform, Microsoft Azure, and Red Hat OpenShift. CloudForms is based on the ManageIQ project that Red Hat open sourced. Code in ManageIQ is from the over US$100 million acquisition of ManageIQ in 2012.[78][79]

CoreOS

[edit]

Container Linux (formerly CoreOS Linux) is a discontinued open-source lightweight operating system based on the Linux kernel and designed for providing infrastructure to clustered deployments. As an operating system, Container Linux provided only the minimal functionality required for deploying applications inside software containers, together with built-in mechanisms for service discovery and configuration sharing.

LibreOffice

[edit]

Red Hat contributed, with several software developers, to LibreOffice, a free and open-source office suite.[80] However, in 2023, Red Hat announced they were not going to include LibreOffice in RHEL 10, citing the ability to download LibreOffice from Flatpak on RHEL desktops.[81]

Other FOSS projects

[edit]

Red Hat also organises "Open Source Day" events[82] where multiple partners show their open-source technologies.[83]

Xorg

[edit]

Red Hat is one of the largest contributors to the X Window System.[84][85]

Wayland/Weston

[edit]

Started in 2008, by Red Hat developer Kristian Høgsberg,[86] with the aim of replacing the X Windows System.

Utilities and tools

[edit]

Subscribers have access to:

  • Red Hat Developer Toolset (DTS)[87] – performance analysis and development tools[88]
  • Red Hat Software Collections (RHSCL) [89]

Over and above Red Hat's major products and acquisitions, Red Hat programmers have produced software programming-tools and utilities to supplement standard Unix and Linux software. Some of these Red Hat "products" have found their way from specifically Red Hat operating environments via open-source channels to a wider community. Such utilities include:

  • Disk Druid – for disk partitioning[90]
  • rpm – for package management
  • sos (son of sysreport) – tools for collecting information on system hardware and configuration.[91]
  • SystemTap – tracing tool for Linux kernels, developed with IBM, Hitachi, Oracle[93] and Intel[94]
  • NetworkManager

The Red Hat website lists the organization's major involvements in free and open-source software projects.[95]

Community projects under the aegis of Red Hat include:

Subsidiaries

[edit]

Red Hat Czech

[edit]
Red Hat Czech
Company typeSpolečnost s ručením omezeným (Limited Liability Company)
IndustrySoftware
PredecessorContainer Linux
Cygnus Solutions Edit this on Wikidata
Founded2006; 19 years ago (2006)
Headquarters
Brno
,
Czech Republic
Revenue
  • Increase CZK 1,002 million (FY 2016)
  • CZK 806 million (FY 2015)
  • Increase CZK 123 million (FY 2016)
  • CZK 39 million (FY 2015)
Total assets
  • Increase CZK 420 million (FY 2016)
  • CZK 325 million (FY 2015)
Number of employees
1180 (2019)
ParentRed Hat
Websiteredhat.com/en/global/czech-republic
Footnotes / references
[97]

Red Hat Czech s.r.o. is a research and development arm of Red Hat, based in Brno, Czech Republic.[97] The subsidiary was formed in 2006 and has 1,180 employees (2019).[98] Red Hat chose to enter the Czech Republic in 2006 over other locations due to the country's embrace of open-source.[99] The subsidiary expanded in 2017 to a second location in the Brno Technology Park to accommodate an additional 350 employees.[100]

In 2016, Red Hat Czech reported revenue of CZK 1,002 million (FY 2016), and net income of CZK 123 million (FY 2016), with assets of CZK 420 million (FY 2016)|CZK 325 million (FY 2015).

The group was named the "Most progressive employer of the year" in the Czech Republic in 2010,[101] and the "Best Employer in the Czech Republic" for large scale companies in 2011 by Aon.[102]

Red Hat India

[edit]

In 2000, Red Hat created the subsidiary Red Hat India to deliver Red Hat software, support, and services to Indian customers.[103] Colin Tenwick, former vice president and general manager of Red Hat EMEA, said Red Hat India was opened "in response to the rapid adoption of Red Hat Linux in the subcontinent. Demand for open-source solutions from the Indian markets is rising and Red Hat wants to play a major role in this region."[103] Red Hat India has worked with local companies to enable the adoption of open-source technology in both government[104] and education.[105]

In 2006, Red Hat India had a distribution network of more than 70 channel partners spanning 27 cities across India.[106] Red Hat India's channel partners included MarkCraft Solutions, Ashtech Infotech Pvt Ltd., Efensys Technologies, Embee Software, Allied Digital Services, and Softcell Technologies. Distributors include Integra Micro Systems[107] and Ingram Micro.

Mergers and acquisitions

[edit]

Red Hat's first major acquisition involved Delix Computer GmbH-Linux Div, the Linux-based operating-system division of Delix Computer, a German computer company, on July 30, 1999.

Red Hat acquired Cygnus Solutions, a company that provided commercial support for free software, on January 11, 2000 – it was the company's largest acquisition, for US$674 million.[108] Michael Tiemann, co-founder of Cygnus, served as the chief technical officer of Red Hat after the acquisition. Red Hat made the most acquisitions in 2000 with five: Cygnus Solutions, Bluecurve, Wirespeed Communications, Hell's Kitchen Systems, and C2Net. On June 5, 2006, Red Hat acquired open-source middleware provider JBoss for US$420 million and integrated it as its own division of Red Hat.

On December 14, 1998, Red Hat made its first divestment, when Intel and Netscape acquired undisclosed minority stakes in the company. The next year, on March 9, 1999, Compaq, IBM, Dell and Novell each acquired undisclosed minority stakes in Red Hat.

Acquisitions

[edit]
Date Company Business Country Value (USD) References
July 13, 1999 Atomic Vision Website design  United States — [109][110]
July 30, 1999 Delix Computer GmbH
-Linux Div[note 1] 		Computers and software  Germany — [111]
January 11, 2000 Cygnus Solutions Limited gcc, gdb, binutils, Cygwin  United States $674,444,000 [112][108]
May 26, 2000 Bluecurve IT management software  United States $37,107,000 [113]
August 1, 2000 Wirespeed Communications Internet software  United States $83,963,000 [114]
August 15, 2000 Hell's Kitchen Systems Internet software  United States $85,624,000 [115]
September 13, 2000 C2Net Internet software  United States $39,983,000 [116]
February 5, 2001 Akopia Ecommerce software  United States — [117]
February 28, 2001 Planning Technologies Consulting  United States $47,000,000 [118]
February 11, 2002 ArsDigita Assets and employees  United States — [119]
October 15, 2002 NOCpulse Software  United States — [120]
December 18, 2003 Sistina Software GFS, LVM, DM  United States $31,000,000 [121]
September 30, 2004 The Netscape Security
-Certain Asts[note 2] 		Certain assets  United States — [122]
June 5, 2006 JBoss Middleware  France $420,000,000 [123][124]
June 6, 2007 MetaMatrix Information management software  United States — [125]
June 19, 2007 Mobicents Telecommunications software  United States — [126]
March 13, 2008 Amentra Consulting  United States — [127]
June 4, 2008 Identyx Software  United States — [128]
September 4, 2008 Qumranet KVM, RHEV, SPICE  Israel $107,000,000 [129]
November 30, 2010 Makara Enterprise software  United States — [130]
October 4, 2011 Gluster GlusterFS  United States $136,000,000 [131]
June 27, 2012 FuseSource Enterprise integration software  United States — [132]
August 28, 2012 Polymita Enterprise software  Spain — [133]
December 20, 2012 ManageIQ Orchestration software  United States $104,000,000 [134]
January 7, 2014 The CentOS Project CentOS  United States — [135][136]
April 30, 2014 Inktank Storage Ceph  United States $175,000,000 [137]
June 18, 2014 eNovance OpenStack Integration Services  France $95,000,000 [138]
September 18, 2014 FeedHenry Mobile Application Platform  Ireland $82,000,000 [139]
October 16, 2015 Ansible Configuration management, Orchestration engine  United States — [140]
June 22, 2016 3scale API management  United States — [141]
May 25, 2017 Codenvy Cloud software  United States — [142]
July 31, 2017 Permabit Data deduplication and compression  United States — [143]
January 30, 2018 CoreOS Management of containerized application:
Container Linux by CoreOS 		 United States $250,000,000 [144]
November 28, 2018 NooBaa Cloud storage technology  Israel — [145]
January 7, 2021 StackRox Container management software  United States — [146]

Divestitures

[edit]
Date Acquirer Target company Target business Acquirer country Value (USD) References
December 14, 1998 Intel Corporation Red Hat[note 3] Open-source software  United States — [147]
March 9, 1999 Compaq Red Hat[note 4] Open-source software  United States — [148]
March 9, 1999 IBM Red Hat[note 5] Open-source software  United States — [149]
March 9, 1999 Novell Red Hat[note 6] Open-source software  United States — [150]
  1. ^ Delix Computer GmbH-Linux Div was acquired from Delix Computer.
  2. ^ Netscape Security-Certain Asts was acquired from Netscape Security Solutions.
  3. ^ Intel Corporation acquired a minority stake in Red Hat.
  4. ^ Compaq acquired a minority stake in Red Hat.
  5. ^ IBM acquired a minority stake in Red Hat.
  6. ^ Novell acquired a minority stake in Red Hat

References

[edit]
[edit]
Revisions and contributorsEdit on WikipediaRead on Wikipedia

Red Hat

View on Grokipedia
from Grokipedia
Red Hat, Inc. is an American multinational software company that develops, supports, and sells open-source software products, with a primary focus on enterprise Linux operating systems and hybrid cloud solutions. Founded on March 26, 1993, by Bob Young and Marc Ewing, the company originated from efforts to commercialize Linux distributions, deriving its name from Ewing's red Cornell University lacrosse hat. Red Hat's flagship product, Red Hat Enterprise Linux (RHEL), provides a stable, supported Linux platform for enterprise workloads, emphasizing long-term stability, security updates, and subscription-based support rather than direct software sales. The company pioneered a business model that sustains open-source development through services and certifications, achieving milestones such as becoming the first open-source firm to exceed $1 billion in annual revenue in fiscal year 2012. Its technologies power critical infrastructure, with adoption by over 90% of U.S. Fortune 500 companies and all U.S. Executive Departments. In July 2019, IBM acquired Red Hat for approximately $34 billion, integrating it as a subsidiary to bolster hybrid cloud offerings while preserving its open-source ethos. This deal, announced in October 2018, positioned Red Hat to expand in areas like AI, automation, and Kubernetes-based platforms such as OpenShift. Headquartered in Raleigh, North Carolina, Red Hat continues to influence enterprise computing by advocating open hybrid cloud strategies amid growing demands for scalable, vendor-agnostic infrastructure.

History

Founding and Early Development

Red Hat originated from ACC Corp., Inc., which Bob Young incorporated in Connecticut on March 26, 1993, initially to sell computer hardware, Unix workstations, and related accessories via mail order through his ACC Bookstores operation. Young recognized the potential in Linux shortly after its 1991 debut by Linus Torvalds, shifting focus to bundling and distributing early Linux kernels with utilities on affordable CD-ROMs, as floppy-based installations were cumbersome and error-prone. Independently, Marc Ewing, a Carnegie Mellon University alumnus and software engineer, developed a user-friendly Linux distribution in 1993–1994, naming it Red Hat Linux after his distinctive red Cornell lacrosse hat worn during debugging sessions. Ewing's version emphasized reliable installation scripts and package management, addressing common pain points in nascent Linux setups. In 1995, Young acquired Ewing's nascent Red Hat Software operation, merging it into ACC Corp. and renaming the entity Red Hat Software, Inc. in September; this partnership formalized co-founding efforts, with Young as CEO handling business operations and Ewing leading technical development. The company's inaugural non-beta release, Red Hat Linux 1.0 ("Mother's Day"), launched in May 1995, featuring the RPM Package Manager for streamlined software installation and updates—a innovation that became an industry standard. Early growth relied on direct CD sales, online updates via FTP, and nascent support contracts, operating from Young's Durham, North Carolina apartment with a small team. By 1996–1998, iterative releases (e.g., version 5.0 in 1997) incorporated kernel enhancements, graphical installers, and hardware compatibility improvements, attracting developers and hobbyists while building toward enterprise viability through certifications and bug-fix services, though revenue remained modest from volume sales rather than high-margin licensing.

Expansion and Initial Public Offering

In the late 1990s, Red Hat expanded rapidly amid rising interest in Linux as an alternative to proprietary operating systems, leveraging a business model centered on free software distributions bundled with paid support and services. Revenue increased from $5.1 million in fiscal year 1998 to $10.8 million in the fiscal year ending February 28, 1999, reflecting growing sales of Red Hat Linux versions, including 5.0 released in November 1997 and 5.2 in 1998. The company released Red Hat Linux 6.0 in April 1999, adding features like multi-processor support to appeal to enterprise users. Key to this growth were strategic investments and partnerships. In September 1998, Red Hat raised funds in its first major venture round from Intel, Netscape, Benchmark Capital, and Greylock Management, followed by a second round in March 1999 involving Compaq, IBM, Novell, Oracle, and SAP. Partnerships emerged with hardware vendors, including agreements with IBM and Dell in 1999 for pre-installing Red Hat Linux on servers and desktops, and Gateway as a reseller later that September. To support operations, the firm relocated its headquarters in November 1998 to the Meridian Business Complex in Research Triangle Park, North Carolina, with approximately 80 employees. International expansion began with the launch of Red Hat Europe in July 1999, establishing offices in London and Stuttgart. This momentum culminated in Red Hat's initial public offering. The company filed a registration statement with the U.S. Securities and Exchange Commission on June 4, 1999, seeking to raise about $96 million. Shares debuted on NASDAQ under the ticker RHAT on August 11, 1999, priced at $14; trading volume surged, with the stock closing at $52—a 271% gain—yielding a first-day market capitalization of $3.5 billion. The IPO's success, fueled by dot-com era enthusiasm for internet and open-source technologies, validated Red Hat's commercial approach to open-source software and provided capital for further scaling.

Pre-IBM Growth and Strategic Shifts

Following its initial public offering, Red Hat sustained revenue expansion through a subscription-based model for enterprise support and services, achieving 64 consecutive quarters of revenue growth by the fourth quarter of fiscal 2018. This period marked a strategic pivot from distributing boxed Linux software to emphasizing long-term support contracts for Red Hat Enterprise Linux, which became the core revenue driver as enterprises sought stable, certified open source solutions. In January 2008, Jim Whitehurst succeeded Matthew Szulik as CEO, inheriting a company with annual revenue exceeding $500 million and steering it toward accelerated growth amid rising demand for open source in data centers and virtualization. Whitehurst's tenure emphasized cultural and operational shifts, including the adoption of an "open organization" framework that prioritized transparency, merit-based decision-making, and community collaboration to enhance innovation and employee engagement. Under his leadership, Red Hat diversified beyond operating systems into middleware and cloud platforms, launching OpenShift in 2011 as a container orchestration solution to capitalize on emerging hybrid cloud architectures. Revenue milestones underscored this expansion: fiscal 2015 revenues surpassed $2 billion for the first time, reflecting broader enterprise adoption, while fiscal 2018 total revenue reached $2.9 billion, up 21% year-over-year in U.S. dollars (20% in constant currency), with subscriptions comprising the majority. Fiscal 2019 revenue grew to $3.36 billion, a 15% increase, driven by infrastructure software and application development segments. By March 2018, the workforce had expanded to approximately 12,000 associates globally, supporting scaled operations across open source development and customer services. These shifts positioned Red Hat as a leader in enterprise open source, with strategic focus on upstream contributions and downstream commercialization to sustain profitability amid competitive pressures from proprietary vendors.

Acquisition by IBM and Integration

On October 28, 2018, IBM announced a definitive agreement to acquire Red Hat for approximately $34 billion in cash, equivalent to $190 per share, representing a 63.3% premium over Red Hat's closing stock price prior to the announcement and marking the largest software acquisition in history at the time. The transaction aimed to combine Red Hat's open-source portfolio, including Red Hat Enterprise Linux and OpenShift, with IBM's enterprise services to establish leadership in hybrid cloud computing, enabling customers to manage workloads across public, private, and on-premises environments without vendor lock-in. IBM committed to maintaining Red Hat's independence, culture, and open-source development model, with Red Hat reporting independently within IBM's hybrid cloud unit. The acquisition faced regulatory scrutiny, receiving unconditional approval from the European Commission on June 27, 2019, and clearance from Chinese authorities on July 4, 2019. It completed on July 9, 2019, making Red Hat a wholly owned subsidiary. Post-closing, Red Hat CEO Jim Whitehurst transitioned to President of IBM, overseeing the integration of Red Hat's technologies into IBM's offerings while emphasizing cultural preservation and open-source continuity; Whitehurst departed this role in July 2021 amid a broader IBM leadership reshuffle. Arvind Krishna, previously head of IBM's hybrid cloud division, assumed oversight of Red Hat alongside his IBM responsibilities. Integration focused on technical synergies, such as embedding OpenShift into IBM Cloud for container orchestration and accelerating hybrid cloud adoption, which IBM projected would enhance its annual recurring revenue from software subscriptions. By 2025, this evolved into deeper product alignments, including integrations between Red Hat Ansible and OpenShift with IBM-acquired HashiCorp's Terraform and Vault for infrastructure automation across mainframes and multicloud setups. However, the open-source community raised concerns about potential dilution of Red Hat's autonomy, citing IBM's proprietary history as risking upstream contributions and leading to policies like restricting RHEL source access in 2023, which sparked GPL compliance debates despite Red Hat's assertions of continued openness. Concerns about potential cultural clashes and employee retention were raised in the open-source community, though Red Hat sustained key upstream efforts in Linux kernel and Kubernetes development. Financially, the deal supported IBM's pivot from legacy hardware, with Red Hat's subscription revenue growing post-acquisition, albeit amid 2025 layoffs tied to AI and cloud shifts.

Core Products and Technologies

Red Hat Enterprise Linux

Red Hat Enterprise Linux (RHEL) is a Linux distribution developed and commercially supported by Red Hat for enterprise servers, workstations, and cloud deployments, emphasizing stability, security hardening, and extended support lifecycles over bleeding-edge features. It derives from upstream open-source projects like Fedora Linux, with Red Hat engineers contributing code upstream while applying enterprise-specific testing, certification, and backporting to minimize disruptions in production environments. The first general availability release, RHEL 2.1, shipped on March 23, 2002, building on Red Hat Linux 7.2 with kernel 2.4.9-e.3 and focusing on hardware certification for Intel and AMD processors to enable reliable commercial adoption. Subsequent major versions advanced core capabilities: RHEL 3 (October 22, 2003, kernel 2.4.21-4) added scalability for large-scale databases and support for architectures like IBM zSeries; RHEL 4 (February 15, 2005, kernel 2.6.9-5) integrated SELinux for mandatory access controls compliant with standards such as Common Criteria and FIPS 140-2; RHEL 5 (March 15, 2007, kernel 2.6.18-8) introduced virtualization via KVM for consolidating workloads across RHEL and guest operating systems. Later releases prioritized hybrid cloud integration and containerization: RHEL 6 (November 9, 2010, kernel 2.6.32-71) enhanced high-availability clustering; RHEL 7 (June 9, 2014, kernel 3.10.0-123) shifted to systemd for service management and expanded container tools; RHEL 8 (May 7, 2019, kernel 4.18.0-80) deprecated Python 2, bolstered OpenShift compatibility, and introduced AppStream for modular application streams. RHEL 9 (May 17, 2022, kernel 5.14.0-70.13.1.el9_0) improved cryptographic policies and image builder tools for customized deployments, while RHEL 10 (May 20, 2025, kernel 6.12.0-55.9.1.el10_0) added enhanced graphical support and further kernel hardening for modern hardware.
VersionInitial Release DateInitial Kernel Version
RHEL 2.1March 23, 20022.4.9-e.3
RHEL 3October 22, 20032.4.21-4
RHEL 4February 15, 20052.6.9-5
RHEL 5March 15, 20072.6.18-8
RHEL 6November 9, 20102.6.32-71
RHEL 7June 9, 20143.10.0-123
RHEL 8May 7, 20194.18.0-80
RHEL 9May 17, 20225.14.0-70.13.1.el9_0
RHEL 10May 20, 20256.12.0-55.9.1.el10_0
RHEL operates on a subscription model, requiring annual payments per system for binary and source access, errata updates, certified hardware compatibility lists, and 24/7 support tiers, with no perpetual licensing option to ensure ongoing revenue from maintenance. Subscriptions cover phases including full support (with feature enhancements) and maintenance support (bug and security fixes), totaling ten years for versions 8, 9, and 10, followed by optional extended life support for critical security patches. Core features include SELinux for policy-based security, firewalld for dynamic firewalling, Podman for rootless containers replacing Docker, and support for architectures like x86-64, ARM64, IBM Power, and zSystems, enabling deployment on-premises, in public clouds, or edge computing without vendor lock-in. Red Hat certifies RHEL against thousands of hardware configurations and applications, reducing deployment risks through reproducible builds and tools like Anaconda installer for automated provisioning. Minor releases provide point updates for stability, while major versions maintain binary compatibility to ease migrations.

OpenShift and Container Platforms

Red Hat OpenShift is an enterprise-grade container orchestration platform centered on Kubernetes, designed to enable the development, deployment, and scaling of cloud-native applications across hybrid and multicloud environments. It extends core Kubernetes functionality with integrated developer tools, security hardening, and operational controls, allowing organizations to manage containerized workloads consistently on-premises, in public clouds, or at the edge. OpenShift originated as an open-source Platform as a Service (PaaS) in 2011, initially focused on polyglot application deployment using Linux containers before evolving into a full container platform. The platform's architecture builds directly on Kubernetes for orchestration while adding Red Hat-specific enhancements, such as Source-to-Image for automated builds, integrated image registries, and the Operator Framework for lifecycle management of complex applications via custom controllers. Version 3, introduced in June 2015, integrated Docker for containerization and Kubernetes as the underlying orchestrator, shifting OpenShift from a standalone PaaS to a Kubernetes distribution optimized for enterprise use cases like automated scaling and multitenancy. Subsequent versions, starting with 4.0 in 2019, replaced Docker with CRI-O runtime, Podman for container management, and Buildah for building, reducing dependencies on proprietary components and emphasizing open-source alternatives. OpenShift supports rapid scaling to thousands of application instances across hundreds of nodes, with built-in features for CI/CD via Tekton pipelines, service mesh capabilities through Istio-based tools, and serverless computing with Knative. Security is embedded via features like SELinux enforcement, image vulnerability scanning, and network policies, enabling compliance in regulated industries. The platform operates in self-managed deployments on Red Hat Enterprise Linux CoreOS or managed services like OpenShift Dedicated, and it integrates with hybrid infrastructures including AWS, Azure, and Google Cloud. Red Hat maintains a structured release cadence for OpenShift Container Platform, supporting at least four minor versions concurrently under a phased lifecycle policy, with extended update support for even-numbered releases such as 4.12, 4.14, and 4.16 to provide longer stability for production environments. As of October 2025, recent releases like 4.18 require Red Hat Enterprise Linux 8.8 or later for underlying hosts, emphasizing compatibility with evolving kernel and ecosystem updates. OpenShift Kubernetes Engine offers a lighter variant focused on core container runtime without full PaaS tooling, suitable for simpler hybrid cloud deployments. Adoption has driven integrations with virtualization, such as OpenShift Virtualization for running virtual machines alongside containers on the same cluster.

Automation and Management Tools

Red Hat's primary automation tool is the Ansible Automation Platform, an agentless solution for IT orchestration, configuration management, application deployment, and infrastructure provisioning across hybrid environments. It leverages simple YAML playbooks to define automation workflows, enabling push-based execution without requiring software agents on managed nodes. The platform encompasses Automation Controller for workflow orchestration and scheduling, Automation Hub for certified content collections, and execution environments for standardized runtime isolation. Red Hat acquired Ansible, Inc., the original developer of the open-source Ansible engine, on October 16, 2015, to bolster its DevOps and automation capabilities. Complementing Ansible, Red Hat Satellite serves as a centralized management platform for the lifecycle of Red Hat Enterprise Linux systems, handling provisioning, patching, configuration, and compliance across on-premises, virtual, and cloud deployments. Key features include content view management for synchronizing repositories and errata, host discovery and registration, and remote execution capabilities powered by Ansible for task automation. Satellite evolved from the earlier Red Hat Network Satellite, with version 6 first released in 2014 to support modern hybrid infrastructures and integrate with tools like Puppet and Ansible. Integration between Ansible and Satellite enhances end-to-end automation; for instance, Satellite can invoke Ansible playbooks for remote commands, while Ansible collections enable programmatic management of Satellite APIs for tasks like content lifecycle orchestration. This combination supports scalable operations in large enterprises, reducing manual intervention in patching and compliance enforcement. Both tools operate under Red Hat's subscription model, with Ansible Automation Platform subscriptions starting from core-based licensing for controller nodes and Satellite requiring server entitlements tied to managed systems.

Emerging AI and Hybrid Cloud Initiatives

Red Hat has integrated artificial intelligence capabilities into its hybrid cloud offerings, emphasizing open-source foundations to enable enterprises to deploy AI workloads across diverse environments. Central to this is Red Hat OpenShift AI, a platform for developing, training, and serving AI models on hybrid clouds, supporting scalable operations with tools like model catalogs and inference services. Complementing this, Red Hat Enterprise Linux AI (RHEL AI) provides a base operating system optimized for generative AI, incorporating IBM's Granite foundation models and InstructLab for fine-tuning models to enterprise needs without proprietary lock-in. In May 2025, Red Hat announced the Red Hat AI Inference Server, an open-source project enabling high-throughput generative AI inference across hybrid clouds, with support for any model, large input contexts, multi-GPU acceleration, and various accelerators like NVIDIA and AMD hardware. This initiative, highlighted at Red Hat Summit 2025, extends to RHEL 10 AI, which introduces "any model, any accelerator" flexibility for AI workloads, integrating with OpenShift for agentic AI applications that automate IT management. Partnerships, such as expanded collaboration with AMD announced on May 20, 2025, optimize these for hybrid cloud virtualization and edge AI, addressing data sovereignty and performance in distributed setups. For hybrid cloud, Red Hat's strategy centers on OpenShift as a Kubernetes-based platform that unifies application deployment across public, private, and on-premises infrastructures, promoting workload portability and consistent operations. OpenShift Virtualization, leveraging KubeVirt, allows seamless management of virtual machines alongside containers in hybrid environments, streamlining DevOps pipelines for modernization. Emerging enhancements include OpenShift Lightspeed, a generative AI assistant launched in May 2025, which automates cluster management, troubleshooting, and optimization in complex hybrid setups, reducing operational overhead. Red Hat's hybrid cloud solutions emphasize openness, with RHEL 10 providing a secure foundation for AI-infused infrastructures, as validated by partner ecosystems supporting innovation without vendor lock-in. These initiatives reflect Red Hat's focus on practical AI deployment within hybrid clouds, prioritizing efficiency, customization, and interoperability over siloed proprietary systems, as evidenced by community-driven projects and enterprise adoption metrics from 2025 announcements.

Open Source Ecosystem Involvement

Fedora Project and Community Distributions

The Fedora Project is a community-driven initiative primarily sponsored by Red Hat, focused on developing the Fedora Linux distribution as an upstream platform for testing and innovating technologies that later inform Red Hat Enterprise Linux (RHEL). Formed in 2003 through a partnership between Red Hat and global volunteers, the project released its first version, Fedora Core 1, on November 6, 2003. Red Hat provides essential resources including hosting, engineering support, and participation from several hundred active developers, though the project maintains a structure driven by community contributors who influence its direction. Fedora Linux follows a rapid release cycle, issuing new versions approximately every six months, emphasizing cutting-edge features, free and open-source software principles, and serving as a proving ground for advancements in areas like package management and desktop environments. While Red Hat employees form a significant portion of core contributors, the project's governance includes the Fedora Council and Project Board, which oversee decisions on development priorities and community initiatives. Red Hat's sponsorship enables Fedora to act as an experimental upstream, where features are refined before potential downstream integration into RHEL, ensuring stability in enterprise products derives from community-tested innovations. Within the Fedora ecosystem, official spins provide customized variants tailored to specific user preferences, such as alternative desktop environments including GNOME (default Workstation edition), KDE Plasma, XFCE, Sway, i3, and COSMIC. These spins are maintained by Fedora Special Interest Groups (SIGs) and offer pre-configured setups for desktops, servers, or specialized uses like security-focused environments, without altering the core distribution's package repositories. Beyond official spins, the community supports labs and remixes for experimental technologies, such as immutable variants like Fedora Silverblue or container-oriented Toolbx, fostering broader adoption and feedback loops. Community-derived distributions extend Fedora's base into niche applications, with over one hundred documented derivatives adapting it for gaming (e.g., Nobara), security (e.g., Qubes OS), or lightweight systems. These derivatives leverage Fedora's repositories and development model but introduce customizations like proprietary drivers or workflow-specific tools, often filling gaps in upstream offerings while relying on the project's frequent updates for stability. Red Hat's indirect support through Fedora's infrastructure benefits these efforts, though derivatives operate independently and may diverge in policy or longevity to suit specialized needs.

Upstream Contributions to Key Projects

Red Hat engineers have developed and maintained core components of the Linux kernel, establishing the company as the largest corporate contributor through sustained patch submissions and developer involvement. Key figures such as Alan Cox, Ingo Molnar, and Al Viro, employed by Red Hat, rank among historical top contributors, with the firm deploying over 160 developers to the mainline kernel in the late 2010s. These efforts focus on stability, performance, virtualization, and security enhancements integral to Red Hat Enterprise Linux. In desktop technologies, Red Hat leads upstream development for GNOME, authoring GNOME Shell and sustaining libraries like glib and GTK+ while adding Firefox support for GTK+ toolkits. The company has held a seat on the GNOME advisory board since at least 2010, alongside entities like Canonical and Google. Contributions extend to Xorg, where Red Hat developers including Dave Airlie and Peter Hutterer dominate per independent analyses. Red Hat originated and maintains systemd, the prevalent Linux init and service manager, with primary authors Harald Hoyer and Lennart Poettering as its employees. This project unifies service configuration across distributions, replacing legacy systems like Upstart in Red Hat Enterprise Linux 7 onward. Virtualization efforts include Red Hat's creation and ongoing maintenance of KVM (Kernel-based Virtual Machine), paired with substantial QEMU enhancements; for instance, employee Kevin Wolf maintains QEMU's block subsystem and contributes extensively to device emulation. In cloud-native domains, Red Hat tops contributions to Cloud Native Computing Foundation (CNCF) initiatives, amassing over 550,000 commits to projects like Kubernetes and Docker by 2023, supporting upstream innovation for OpenShift. Additional upstream work encompasses the RPM package format, which Red Hat authors and evolves for software distribution, alongside releasing acquired technologies like eCos (donating copyrights to the Free Software Foundation) and Global File System (GFS) from Sistina Software. These activities align with Red Hat's policy of prioritizing upstream code integration over proprietary forks. Red Hat maintains an Open Source Program Office (OSPO) that coordinates financial support to various open source organizations, enabling the creation and maintenance of software foundational to its enterprise offerings. This includes stewardship of projects such as Ceph, a distributed object storage and file system, where Red Hat provides infrastructure, engineering resources, and project management to sustain community-driven development. Among sponsored tools, Cockpit stands out as a browser-based server administration interface, explicitly sponsored by Red Hat to offer a user-friendly method for managing Linux systems, including storage, networking, and container operations. Released under the LGPL v2.1+ license, Cockpit integrates with tools like Podman for container oversight and supports multi-server administration. Red Hat also sponsors container-native development tools, including Podman—a daemonless container engine—as part of a broader suite comprising Buildah for building images and Skopeo for image manipulation. In November 2024, Red Hat announced its intent to donate these tools, originally developed in-house, to the Cloud Native Computing Foundation (CNCF) to promote wider adoption and innovation in container technologies. These efforts align with Red Hat's strategy to upstream contributions, ensuring tools remain open while supporting enterprise-grade stability through certifications and integrations.

Business Model and Operations

Subscription and Support Revenue Structure

Red Hat's primary revenue stream consists of subscription contracts that grant enterprise customers access to stabilized, certified versions of its open-source software, along with ongoing updates, security errata, performance enhancements, and multi-year support guarantees, centered on products like Red Hat Enterprise Linux (RHEL). These subscriptions do not license the underlying source code, which remains freely available under open-source terms, but instead fund the ecosystem of testing, validation against hardware and applications, and indemnification against patent claims, addressing enterprise needs for reliability and compliance that exceed community distributions. Subscriptions are priced per deployment unit—such as physical sockets, virtual nodes, or cloud instances—and tailored to workload types, with options for physical, virtual datacenter (VDC), or high-performance computing environments. For production use, support tiers include Standard (response within business hours, targeting resolution in 4-8 hours for critical issues) and Premium (24x7 availability with 1-hour response for severity 1 problems), while Self-Support applies to non-production testing at lower cost. Example annual pricing for a single RHEL Server subscription, as of recent listings, starts at approximately $799 for Standard and $1,299 for Premium per physical or virtual node, though rates vary by volume, term length (typically 1-3 years), and specialized editions like those for SAP or IBM Power. This structure yields highly recurring revenue, historically comprising over 90% of Red Hat's total before its 2019 acquisition by IBM, with subscription renewals driven by the stability of long-term support phases (up to 10 years for RHEL major versions). Post-acquisition, Red Hat's subscription-based revenues have grown to approximately $6.5 billion annually by 2024, doubling from pre-IBM levels at a mid-teens compound annual growth rate, fueled by expansions in hybrid cloud offerings like OpenShift, which scaled from $100 million to $1.3 billion in yearly subscriptions. In IBM's third-quarter 2024 earnings, Red Hat subscriptions underpinned 10% year-over-year growth in the broader Software segment, highlighting their role in predictable, high-margin income amid enterprise shifts to containerized and AI-integrated infrastructures.

Services, Training, and Certification

Red Hat provides professional services encompassing consulting, implementation support, and managed operations to enable customers to deploy and scale open-source technologies efficiently. Red Hat Consulting deploys expert advisers to tackle complex IT challenges, delivering tailored solutions for application modernization, hybrid cloud adoption, and AI integration that reduce operational risks and costs. These engagements often utilize prepaid consulting units for flexible, on-demand access to specialists, facilitating strategic planning and architecture design across environments. Complementing these, Red Hat's support services under subscription agreements offer 24/7 technical assistance, security errata, and performance tuning for products like Red Hat Enterprise Linux and OpenShift. Training programs at Red Hat emphasize practical, hands-on instruction to develop proficiency in enterprise open-source tools, with options for individual learners, teams, and educational partners. Core offerings include classroom-based courses such as Red Hat System Administration I (RH124) and advanced automation training like Red Hat Ansible Automation (RH294), available through global delivery centers or virtual formats. The Red Hat Learning Subscription provides unlimited access for one year to an extensive catalog of online courses covering Linux administration, container orchestration, and emerging topics, enabling self-paced preparation for certifications. Additionally, Red Hat Academy equips academic institutions with curricula, labs, and exam delivery to integrate Red Hat technologies into higher education programs worldwide. Red Hat's certification portfolio features performance-based exams that assess real-world skills rather than rote knowledge, starting with entry-level credentials and progressing to specialized validations. The Red Hat Certified System Administrator (RHCSA) verifies essential competencies in Red Hat Enterprise Linux, including installation, user management, and basic networking, via exam EX200. The Red Hat Certified Engineer (RHCE) builds upon RHCSA by testing advanced administration, with a focus on automation scripting via Ansible and shell, as evaluated in the EX294 exam for Red Hat Enterprise Linux 9 released in 2022. Higher-tier options include Red Hat Certified Architect (RHCA) for enterprise-wide design expertise and domain-specific certifications in OpenShift application development or DevOps engineering, all requiring periodic renewal through recertification exams. Certifications are verifiable online and linked to professional profiles for career advancement.

Global Operations and Subsidiaries

Red Hat maintains its global headquarters at 100 East Davie Street in Raleigh, North Carolina, United States, which houses executive leadership, core software engineering, and key administrative functions. The company supports its worldwide operations with approximately 19,000 employees across more than 100 offices in over 40 countries, enabling localized sales, support, and development activities. These operations cover major regions including North America, Europe, Asia-Pacific, Latin America, the Middle East, and Africa. Significant international hubs include engineering centers in Brno, Czech Republic, which hosts one of Red Hat's largest teams of developers and was recognized as a top employer in the region as of 2014. Other notable locations encompass Toronto, Canada; Tokyo, Japan; Beijing, China; Brisbane and Sydney, Australia; and Stockholm, Sweden. Red Hat conducts international business through a network of regional offices and legal entities tailored to local markets, including branches and subsidiaries such as Red Hat Canada Limited in Ontario, Canada, and various European operations like Red Hat AB in Sweden, as documented in pre-2019 SEC filings. Following its acquisition by IBM in 2019, some back-office functions have integrated with the parent company, but Red Hat retains autonomous regional teams for product delivery and customer engagement.

Mergers, Acquisitions, and Divestitures

Major Acquisitions

Red Hat has strategically acquired companies to enhance its open-source offerings in middleware, storage, and development tools, often integrating acquired technologies into enterprise products like Red Hat Enterprise Linux and OpenShift. These moves have focused on bolstering capabilities in software-defined storage and application platforms, with a total of 28 acquisitions recorded as of October 2025. One of the company's earliest major deals was the acquisition of Cygnus Solutions on November 15, 1999, valued at $674 million based on Red Hat's closing stock price, which brought embedded development tools and strengthened open-source toolchain support. In April 2006, Red Hat announced the purchase of JBoss Inc., a key provider of open-source Java middleware, for an initial $350 million in cash and stock plus up to $70 million in performance-based earn-outs; the deal closed on June 5, 2006, enabling Red Hat to expand into service-oriented architecture (SOA) and application server markets with JBoss products forming the basis of JBoss Enterprise Middleware. To address growing demands for scalable storage, Red Hat acquired Gluster on October 4, 2011, for approximately $136 million in cash, incorporating GlusterFS—a distributed file system—into Red Hat Storage, later evolving into software-defined storage solutions for big data and cloud environments. In April 2014, Red Hat bought Inktank for about $175 million in cash, gaining commercial support and expertise for the Ceph open-source object storage platform, which complemented Gluster and advanced Red Hat's software-defined storage portfolio for hybrid cloud deployments.
AcquisitionDateValueKey Technology/Impact
Cygnus SolutionsNovember 15, 1999$674 million (stock)Embedded tools and GNU toolchain integration
JBoss Inc.June 5, 2006$350–420 millionJava middleware for SOA and enterprise apps
GlusterOctober 4, 2011$136 millionScale-out file storage for big data
InktankApril 30, 2014$175 millionCeph distributed object storage

Divestitures and Strategic Exits

In 2003, Red Hat discontinued development and commercial sales of its consumer-oriented Red Hat Linux distribution, which had been sold as boxed sets with basic support since the company's early years. This decision, announced on October 13, 2003, ended errata support for versions 7.1 through 8.0 by December 31, 2003, and for version 9 by April 30, 2004, effectively exiting the low-margin retail and hobbyist markets. The codebase was contributed to the newly launched Fedora Project for ongoing community innovation, while Red Hat redirected resources to Red Hat Enterprise Linux (RHEL) 3.0, emphasizing long-term stability, certifications, and subscription support for enterprise customers. This pivot separated upstream innovation from downstream commercial stability, enabling a sustainable revenue model based on services rather than product sales. Red Hat has not executed major divestitures of entire business units or subsidiaries throughout its history, instead pursuing growth via acquisitions such as JBoss in 2006 and Gluster in 2011 prior to its 2019 acquisition by IBM. Strategic exits have primarily involved product lifecycle management and market refocus, such as routine end-of-maintenance phases for RHEL versions—e.g., RHEL 6 entering Extended Life Support on November 30, 2020, and RHEL 7 concluding Maintenance Support 2 on June 30, 2024—to prioritize newer releases and resource allocation. A notable later strategic adjustment occurred in December 2020, when Red Hat announced the end of CentOS Linux as a stable, free RHEL-compatible distribution, redirecting efforts to CentOS Stream as an upstream testing ground for RHEL features. Although CentOS originated as a community initiative using Red Hat's source packages, this shift represented an exit from facilitating long-term, binary-compatible free alternatives to RHEL, aiming to align ecosystem development more closely with Red Hat's enterprise roadmap amid growing cloud and hybrid demands. The move drew criticism for potentially limiting options for cost-sensitive users but supported Red Hat's focus on controlled innovation cycles.

Controversies and Debates

Impact of IBM Acquisition on Open Source Commitment

Since IBM's 2019 acquisition of Red Hat for $34 billion, the company has faced criticism for allegedly prioritizing commercial interests over open source principles. Critics contend that under IBM's ownership, Red Hat has pursued policies such as the 2020 CentOS Stream transition and the 2023 restrictions on Red Hat Enterprise Linux (RHEL) source code access, which are viewed as deviations from the collaborative ethos of open source by limiting community access and free alternatives. These actions have been described in community discussions as evidence of "open source rot," with concerns that IBM's influence has led to greater emphasis on proprietary control and revenue protection at the expense of broader software freedom. Red Hat has defended its practices, emphasizing continued upstream contributions to projects like the Linux kernel and Fedora, which it argues sustain open source innovation through its subscription model.

CentOS Stream Transition and Community Backlash

On December 8, 2020, the CentOS Project announced a shift in focus from CentOS Linux—a downstream rebuild of Red Hat Enterprise Linux (RHEL)—to CentOS Stream as its primary offering, with CentOS Linux 8 support ending on December 31, 2021, and CentOS Linux 7 extended to June 30, 2024. This transition positioned CentOS Stream as a rolling-release platform upstream of RHEL, intended to serve as a development venue for testing and contributing features before their integration into stable RHEL releases. Red Hat described the change as enhancing collaboration, transparency, and innovation by allowing community members, partners, and customers to influence RHEL's evolution directly, rather than merely consuming fixed rebuilds. The decision elicited significant backlash from the CentOS community, which had relied on the distribution for its binary compatibility with RHEL and long-term stability in production environments, often as a cost-free alternative to paid RHEL subscriptions. Critics argued that transforming CentOS into an upstream "preview" or beta-like system undermined its core value proposition, introducing potential instability through continuous updates that could diverge from the predictability of point releases. Community forums and discussions highlighted eroded trust in Red Hat's stewardship, with users expressing concerns that the move funneled free labor into RHEL development while discouraging non-paying adoption of stable clones. In response, several community-driven RHEL-compatible forks emerged to preserve the stable rebuild model. Rocky Linux, initiated by CentOS co-founder Gregory Kurtzer in December 2020, aimed to deliver bug-for-bug compatibility with RHEL without upstream deviations. AlmaLinux, launched in March 2021 by the CloudLinux team, similarly committed to 1:1 binary compatibility and 10-year support cycles, positioning itself as a non-profit alternative. These projects gained rapid traction, with surveys indicating substantial CentOS user migrations; for instance, by mid-2021, adoption of alternatives outpaced CentOS Stream in some enterprise segments wary of its developmental nature. Red Hat maintained that CentOS Stream better aligned with open-source upstream principles, though subsequent restrictions on RHEL source access in 2023 intensified debates over compatibility for these forks.

Source Code Access Restrictions

Red Hat restricts access to the source code of its flagship product, Red Hat Enterprise Linux (RHEL), primarily to paying subscribers and authorized partners, a policy designed to safeguard its subscription-based business model. Under the GNU General Public License (GPL), which governs much of RHEL's components, Red Hat must provide corresponding source code to recipients of binary distributions; however, it fulfills this by making source RPMs (SRPMs) available exclusively through active subscriptions, rather than public repositories. This approach ensures that only those contributing revenue via support contracts can obtain the exact build artifacts needed for verification, customization, or recompilation. Prior to June 2023, Red Hat maintained semi-public access via the git.centos.org repositories, which hosted "expanded" SRPMs derived from RHEL builds, facilitating community-driven rebuilds like those for Rocky Linux and AlmaLinux. On June 21, 2023, Red Hat terminated these repositories, citing the need to prevent "free-riding" on its engineering investments by downstream distributors that offer identical clones without contributing to upstream development or revenue. The company argued that this shift does not violate open source licenses, as RHEL binaries themselves require subscriptions for production use, and free developer subscriptions—expanded in prior years—still grant individuals no-cost access to source code for non-commercial testing and development. The policy has drawn criticism for erecting barriers to transparency and independent auditing, with opponents contending that it undermines the collaborative ethos of open source by complicating access for non-customers, even as Red Hat continues upstream contributions to Fedora and CentOS Stream. Red Hat counters that its model sustains long-term innovation, pointing to over 2,000 engineers dedicated to RHEL maintenance, funded by subscriptions exceeding $4 billion in annual revenue as of fiscal year 2023. Free alternatives like CentOS Stream provide rolling-release sources, but lack the stability and exact reproducibility of RHEL's gated builds, prompting some enterprises to weigh compliance risks or migrate to subscription-free rebuilds built from alternative upstreams.

GPL Compliance and Open Source Philosophy Conflicts

In June 2023, Red Hat announced modifications to its source code distribution policy for Red Hat Enterprise Linux (RHEL), restricting access to Git repositories and source tarballs to paid subscribers only, with non-subscribers required to request tarballs via support tickets. This change followed the earlier transition of CentOS Linux to CentOS Stream, aiming to protect Red Hat's commercial interests from downstream rebuilders like AlmaLinux and Rocky Linux, which replicate RHEL binaries using publicly available sources. Critics, including Bradley Kuhn of the Software Freedom Conservancy (SFC), contended that this policy potentially violates the GNU General Public License (GPL) version 2, under which much of RHEL's components are licensed. The GPL requires distributors of binary code to provide corresponding source code to recipients, enabling modification and redistribution without additional restrictions. Kuhn argued that Red Hat's customer subscription agreements, which prohibit redistribution of the provided sources, impose incompatible terms that undermine GPL freedoms, effectively creating a "paywall" that contravenes the license's intent to prevent proprietary control over free software derivatives. The SFC's analysis highlighted historical precedents, noting Red Hat's two prior newsworthy GPL violations—one in 2003 involving a proprietary module that was resolved after scrutiny, and another unspecified instance—suggesting a pattern of skirting compliance boundaries. In February 2025, the Free Software Foundation (FSF) echoed these concerns, stating that while legal violation requires court determination, Red Hat's approach is "contrary to the spirit" of the GPL, which prioritizes unrestricted access to enable community-driven improvements. Red Hat maintained that its practices fully comply with GPL obligations, as source code is provided directly to subscribers receiving RHEL binaries, fulfilling the license's requirement for corresponding sources without mandating public dissemination beyond that. The company emphasized that RHEL binaries are not freely distributed, and its model—built on upstream contributions to Fedora and the Linux kernel—aligns with GPL by avoiding the need for additional restrictions on non-customers. Independent analyses, such as those from legal commentators, have described the policy as technically permissible under a strict reading of GPLv2 but ethically contentious, leveraging contract law to impose terms that indirectly limit GPL propagation. These disputes underscore broader tensions in Red Hat's open source philosophy, which balances commercial sustainability with community expectations. Proponents of free software principles, including the FSF, view Red Hat's subscription-gated access as a shift toward proprietary-like control, eroding the collaborative ethos that GPL seeks to foster by discouraging exact RHEL clones that compete on price without support investments. Conversely, Red Hat and supporters argue that its model sustains massive upstream contributions—exceeding $1 billion annually in developer time and code to projects like the Linux kernel—demonstrating that commercial incentives enhance rather than undermine open source sustainability. No lawsuits have materialized to test these claims in court, leaving the debate centered on interpretive differences between GPL's letter (which Red Hat claims to meet) and its philosophical aim of ensuring perpetual freedom from vendor lock-in.

Impact, Achievements, and Criticisms

Market Influence and Innovations

Red Hat Enterprise Linux (RHEL) has maintained a dominant position in the enterprise Linux market, powering approximately 90% of Fortune 500 companies as of 2023. Independent research from IDC in 2019 confirmed RHEL as the leading enterprise Linux platform by server deployments, a position sustained through its stability, security updates, and subscription model that generates ecosystem value, with partners earning an additional $3.50 in services per $1 in RHEL subscriptions. An IDC analysis in 2022 estimated that RHEL workloads contribute to over $13 trillion in annual global economic activity, equivalent to more than 10% of worldwide GDP, underscoring its foundational role in data centers, cloud infrastructure, and mission-critical applications. The company's market influence extends to hybrid cloud environments, where RHEL and derived products like OpenShift facilitate migrations and optimizations, as evidenced by Forrester's 2024 Total Economic Impact study on RHEL deployments in Microsoft Azure, which reported a 192% ROI and $11.94 million in net present value benefits over three years for a composite organization. Red Hat's acquisition by IBM in 2019 for $34 billion highlighted its strategic value in enterprise open source, enabling broader integration with proprietary stacks while preserving upstream contributions to Linux kernel and related projects. This model has influenced competitors to adopt similar open-core strategies, though Red Hat's emphasis on certified hardware compatibility and long-term support differentiates it in regulated sectors like finance and government. In innovations, Red Hat pioneered the commercial viability of open source through RHEL's 2002 general availability, which decoupled free upstream Fedora development from paid downstream enterprise support, fostering a sustainable ecosystem that has inspired industry-wide adoption of subscription-based open source services. Key technical advancements include contributions to containerization, such as CRI-O (donated to the Cloud Native Computing Foundation in 2019 as a lightweight Kubernetes runtime) and a suite of tools like Podman, Buildah, Skopeo, and bootc (announced for CNCF contribution in 2024), which enable daemonless, rootless container management compliant with Open Container Initiative standards. Red Hat's OpenShift platform, building on Kubernetes since 2011, has advanced hybrid cloud orchestration by integrating automated operations, service mesh capabilities (e.g., OpenShift Service Mesh 3.1 in 2025 based on Istio and Envoy), and support for confidential computing to secure AI workloads in multi-tenant environments. These developments, alongside Ansible for automation and contributions to projects like Fedora and GNOME, have accelerated cloud-native adoption, with Red Hat upstreaming enhancements that benefit the broader open source community while prioritizing enterprise-grade scalability and interoperability. Forrester's evaluations of OpenShift cloud services further quantify its impact, projecting significant cost savings through streamlined DevOps workflows.

Economic and Technical Achievements

Red Hat pioneered the commercial open-source software model through its subscription-based support for Red Hat Enterprise Linux (RHEL), achieving the first $1 billion in annual revenue among open-source companies in fiscal year 2012. This growth stemmed from enterprise adoption of RHEL for its stability and vendor support, contrasting with free community distributions and enabling predictable revenue via multi-year subscriptions. By fiscal 2015, revenues exceeded $2 billion, reflecting expanded market penetration in data centers and cloud environments. The company's economic trajectory culminated in its acquisition by IBM on July 9, 2019, for $34 billion in cash, marking one of the largest software deals in history and validating Red Hat's value in hybrid cloud infrastructure. Post-acquisition, Red Hat's annual revenue run rate doubled from approximately $3.4 billion to over $6.5 billion by 2024, driven by integration with IBM's services and demand for open hybrid cloud solutions. This expansion included contributions to IBM's overall revenue growth, with the hybrid cloud segment (encompassing Red Hat) reporting 14% year-over-year increase in IBM's third-quarter 2024 results. Technically, Red Hat's release of RHEL 2.1 on May 23, 2002—based on Red Hat Linux 7.2—established enterprise-grade Linux with extended support cycles of up to 10 years, enabling widespread adoption in mission-critical systems. Subsequent versions, such as RHEL 3 in 2003, introduced advanced virtualization and security features, solidifying RHEL's role in server markets where it captured significant share due to rigorous hardware certifications and compliance with standards like FIPS. Red Hat's development of OpenShift, launched in 2011 as an enterprise Kubernetes platform, facilitated container orchestration and hybrid cloud deployments, contributing to upstream Kubernetes projects and earning recognition for accelerating DevOps workflows. Red Hat's innovations extended to automation tools like Ansible, released open-source in 2013, which simplified infrastructure management without agents and became a de facto standard for configuration management. The company also advanced container technologies through projects like Podman (daemonless containers) and Buildah, reducing reliance on proprietary tools like Docker and enhancing security in enterprise environments. These efforts, combined with financial support for upstream communities such as Fedora and CentOS, positioned Red Hat as a key driver of open-source sustainability, with thousands of engineers contributing code to projects like the Linux kernel and GNOME.

Broader Reception and Ongoing Debates

Red Hat's enterprise-focused approach to open source software has garnered acclaim for demonstrating the scalability of community-driven development in commercial contexts, particularly through its role in stabilizing Linux for widespread adoption in data centers and cloud environments. Industry analysts have highlighted the company's validation of open source economics via the 2019 IBM acquisition, valued at $34 billion, as a milestone affirming investor confidence in hybrid cloud models powered by Red Hat technologies. Engineers from Red Hat consistently rank as the top commercial contributors to the Linux kernel, accounting for a disproportionate share of patches relative to competitors like SUSE and Canonical combined, which has sustained upstream innovation despite enterprise modifications. However, broader reception includes persistent debates over the tension between Red Hat's subscription-based model and traditional open source ideals of unrestricted access and derivative works. Critics, including prominent developers, contend that policies restricting Red Hat Enterprise Linux (RHEL) source code to subscribers—implemented in June 2023—effectively erect paywalls that disadvantage non-paying users and downstream distributions like AlmaLinux and Rocky Linux, potentially stifling ecosystem diversity without reciprocal contributions from clones. Proponents counter that such measures protect against free-riding on Red Hat's investments in testing, certification, and support, which underpin its $4 billion-plus annual revenue, arguing that the model's uniqueness limits its replicability by smaller entities. Ongoing discussions, amplified post-acquisition, question whether IBM's influence has eroded Red Hat's autonomy in upstream projects, with some community voices expressing concern over reduced emphasis on pure open source freedoms in favor of proprietary integrations, though empirical data shows sustained kernel contributions as of 2023. These debates underscore a divide: enterprises value Red Hat's reliability for mission-critical deployments, while purists debate its long-term alignment with causal drivers of open source growth, such as unfettered collaboration, amid fears that profit prioritization could diminish incentives for broader participation.

References

  1. https://www.redhat.com/en/about/company
  2. https://www.redhat.com/en/blog/its-red-hats-29th-birthday
  3. https://www.redhat.com/en/blog/25-things-you-should-know-about-red-hat-0
  4. https://www.ibm.com/investor/news/ibm-completes-acquisition-of-red-hat
  5. https://www.redhat.com/en/about/press-releases/ibm-closes-landmark-acquisition-red-hat-34-billion-defines-open-hybrid-cloud-future
  6. https://www.redhat.com/en/about/press-releases/ibm-acquire-red-hat-completely-changing-cloud-landscape-and-becoming-worlds-1-hybrid-cloud-provider
  7. https://content.edgar-online.com/ExternalLink/EDGAR/0001047469-99-027934.html?hash=ee3ed2805b15e5a239508aadca22961c9629d6719207d0786d688b0aeabafb9
  8. https://www.redhat.com/en/about/brand/standards/history
  9. https://fedoraproject.org/wiki/History_of_Red_Hat_Linux
  10. https://www.zippia.com/red-hat-careers-9680/history/
  11. https://www.fundinguniverse.com/company-histories/red-hat-inc-history/
  12. https://www.cnbc.com/2018/11/01/before-sale-to-ibm-for-billions-red-hat-started-in-cofounders-closet.html
  13. https://www.newsobserver.com/news/business/article274766441.html
  14. https://www.redhat.com/en/about/press-releases/press-ipo
  15. https://www.cnet.com/tech/tech-industry/red-hat-shares-triple-in-ipo/
  16. https://www.annualreports.com/HostedData/AnnualReportArchive/r/NYSE_RHT_2018.pdf
  17. https://www.bcg.com/publications/2016/people-organization-innovation-jim-whitehurst-open-organization-ceo-red-hat
  18. https://www.redhat.com/en/explore/the-open-organization-book
  19. https://diginomica.com/former-red-hat-jim-whitehurst-business-strategy-digital
  20. https://www.redhat.com/en/about/press-releases/red-hat-reports-fourth-quarter-and-fiscal-year-2018-results
  21. https://platformonomics.com/2019/07/a-very-cold-take-on-ibm-red-hat-and-their-hybrid-cloud-hyperbole/
  22. https://tracxn.com/d/companies/red-hat/__tLR6IptIVGvLabaZsjxWNSdqcHky-BgG09JO3s5-lfY
  23. https://www.managementexchange.com/story/democratizing-corporate-strategy-process-red-hat
  24. https://ec.europa.eu/commission/presscorner/detail/en/IP_19_3433
  25. https://www.reuters.com/article/us-ibm-m-a-redhat/china-approves-ibms-34-billion-bid-for-red-hat-sources-idUSKCN1TX0YQ
  26. https://www.redhat.com/en/blog/jim-whitehurst-email-red-hatters-red-hat-ibm-acquisition-closing
  27. https://www.channelfutures.com/people-on-the-move/ibm-president-jim-whitehurst-stepping-down-amid-leadership-team-shuffle
  28. https://www.hashicorp.com/en/blog/hashicorp-and-red-hat-better-together
  29. https://www.techtarget.com/searchitoperations/news/366625170/HashiCorp-Terraform-leads-IBM-Red-Hat-integration-roadmap
  30. https://thenewstack.io/red-hat-ibm-acquisition-clash-of-cultures-or-best-of-both-worlds/
  31. https://devops.com/rhel-gpl-richixbw/
  32. https://www.webpronews.com/red-hat-plans-global-layoffs-in-september-2025-for-ai-and-cloud-shift/
  33. https://www.redhat.com/en/technologies/linux-platforms/enterprise-linux
  34. https://www.redhat.com/en/blog/rhelvolution-brief-history-red-hat-enterprise-linux-releases-early-days-rhel-5
  35. https://access.redhat.com/articles/3078
  36. https://www.redhat.com/en/resources/red-hat-enterprise-linux-subscription-guide
  37. https://access.redhat.com/support/policy/updates/errata
  38. https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/9/html/9.0_release_notes/new-features
  39. https://www.redhat.com/en/blog/paas-kubernetes-cloud-services-looking-back-10-years-red-hat-openshift
  40. https://developer.ibm.com/blogs/a-brief-history-of-red-hat-openshift/
  41. https://www.redhat.com/en/technologies/cloud-computing/openshift/container-platform
  42. https://www.netapp.com/learn/cvo-blg-understanding-red-hat-openshift-container-platform/
  43. https://www.redhat.com/en/technologies/cloud-computing/openshift/features
  44. https://www.ibm.com/docs/en/cloud-paks/1.0.0?topic=clusters-red-hat-key-concepts
  45. https://www.redhat.com/en/technologies/cloud-computing/openshift/kubernetes-engine
  46. https://access.redhat.com/support/policy/updates/openshift
  47. https://docs.redhat.com/en/documentation/openshift_container_platform/4.18/html/release_notes/ocp-4-18-release-notes
  48. https://www.redhat.com/en/blog/success-story-snapshots-whos-building-openshift-virtualization
  49. https://www.redhat.com/en/technologies/management/ansible
  50. https://www.techtarget.com/searchitoperations/definition/Ansible
  51. https://docs.ansible.com/platform.html
  52. https://www.redhat.com/en/about/press-releases/red-hat-acquire-it-automation-and-devops-leader-ansible
  53. https://www.redhat.com/en/technologies/management/satellite
  54. https://www.redhat.com/en/technologies/management/satellite/features
  55. https://docs.redhat.com/en/documentation/red_hat_satellite/6.8/html-single/configuring_satellite_to_use_ansible/index
  56. https://access.redhat.com/articles/1365633
  57. https://www.redhat.com/en/blog/automating-red-hat-satellite-with-ansible
  58. https://medium.com/byte-of-knowledge/red-hat-ansible-and-satellite-deep-dive-988646d45d6e
  59. https://www.redhat.com/en/products/ai
  60. https://www.infoq.com/news/2025/04/red-hat-ai-hybrid-cloud/
  61. https://www.redhat.com/en/about/press-releases/red-hat-unlocks-generative-ai-any-model-and-any-accelerator-across-hybrid-cloud-red-hat-ai-inference-server
  62. https://www.proactivesolutions.com/blog/red-hat-summit-2025-highlights-rhel-10-ai-openshift-and-the-future-of-automation
  63. https://siliconangle.com/2025/05/20/red-hat-expands-hybrid-cloud-capabilities-ai-assistant-edge-manager-amd-partnership/
  64. https://www.redhat.com/en/technologies/cloud-computing/openshift
  65. https://www.ibm.com/new/product-blog/hybrid-cloud-success-the-role-of-red-hat-openshift-virtualization
  66. https://www.itpro.com/cloud/hybrid-cloud/red-hat-openshift-lightspeed-ai-assistant
  67. https://www.redhat.com/en/about/press-releases/red-hat-partners-turbocharge-hybrid-cloud-and-ai-innovation-red-hat-enterprise-linux-10
  68. https://www.redhat.com/en/blog/red-hat-ai-future-of-ai
  69. https://docs.fedoraproject.org/en-US/quick-docs/fedora-and-red-hat-enterprise-linux/
  70. https://www.redhat.com/en/open-source/articles/fedora-project-open-source-evolved
  71. https://fedoramagazine.org/celebrate-fifteen-years-fedora/
  72. https://fedoraproject.org/wiki/Red_Hat_contributions
  73. https://fedoraproject.org/wiki/Fedora_myths
  74. https://fedoramagazine.org/the-fedora-project/
  75. https://docs.fedoraproject.org/en-US/council/history/
  76. https://www.fedoraproject.org/spins/
  77. https://discussion.fedoraproject.org/t/labs-and-spins-in-the-shadow-of-editions/34143
  78. https://fedoraproject.org/wiki/Derived_distributions
  79. https://itsfoss.com/best-fedora-linux-distributions/
  80. https://www.phoronix.com/news/RedHat-SUSE-Canonical-Kern-10s
  81. https://www.redhat.com/en/about/open-source-program-office/contributions
  82. https://www.redhat.com/zh-cn/about/press-releases/gnome-desktop-project
  83. https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/7/html/system_administrators_guide/chap-managing_services_with_systemd
  84. https://kvm-forum.qemu.org/program-committee/
  85. https://developers.redhat.com/articles/2023/09/21/red-hat-community-commitment-open-source
  86. https://www.redhat.com/en/about/open-source/participation-guidelines
  87. https://www.redhat.com/en/about/our-community-contributions
  88. https://ceph.com/community/
  89. https://www.redhat.com/en/blog/intro-cockpit
  90. https://cockpit-project.org/blog/cockpit-300.html
  91. https://www.redhat.com/en/blog/red-hat-contribute-comprehensive-container-tools-collection-cloud-native-computing-foundation
  92. https://cloudnativenow.com/kubecon-cnc-na-2024/red-hat-to-donate-podman-along-with-other-container-tools-to-cncf/
  93. https://vizologi.com/business-strategy-canvas/redhat-business-model-canvas/
  94. https://www.quora.com/How-does-a-company-like-Red-Hat-make-money-from-its-Linux-distribution-if-it-is-free-and-open-source
  95. https://solutions.trustradius.com/buyer-blog/red-hat-pricing/
  96. https://timreview.ca/article/513
  97. https://www.investing.com/news/stock-market-news/earnings-call-ibm-reports-robust-growth-in-software-led-by-red-hat-93CH-3680374
  98. https://ca.finance.yahoo.com/news/raleigh-red-hat-performed-five-100000476.html
  99. https://futurumgroup.com/insights/ibm-q3-fy-2024-earnings-deliver-strong-software-growth/
  100. https://www.redhat.com/en/services/consulting
  101. https://www.redhat.com/en/services/consulting/units
  102. https://www.redhat.com/en/services
  103. https://www.redhat.com/en/services/training/all-courses-exams
  104. https://www.redhat.com/en/services/training/learning-subscription
  105. https://www.redhat.com/en/services/training/red-hat-academy
  106. https://www.redhat.com/en/services/certification/rhcsa
  107. https://www.redhat.com/en/services/training/ex294-red-hat-certified-engineer-rhce-exam-red-hat-enterprise-linux-9
  108. https://www.redhat.com/en/services/certifications
  109. https://www.redhat.com/en/services/certification/rhcp
  110. https://www.redhat.com/en/about/company-details
  111. https://www.highperformr.ai/company/red-hat
  112. https://www.redhat.com/en/about/office-locations
  113. https://www.redhat.com/en/blog/red-hat-recognized-one-top-10-best-employers-czech-republic
  114. https://www.redhat.com/en/jobs/locations
  115. https://www.officelovin.com/2017/07/look-inside-red-hats-new-brno-office/
  116. https://www.sec.gov/Archives/edgar/data/1087423/000119312506110945/dex211.htm
  117. https://www.sec.gov/Archives/edgar/data/1087423/000119312507095673/dex211.htm
  118. https://www.theregister.com/2025/09/08/red_hatters_to_be_big/
  119. https://tracxn.com/d/acquisitions/acquisitions-by-red-hat/__tLR6IptIVGvLabaZsjxWNSdqcHky-BgG09JO3s5-lfY
  120. https://www.redhat.com/en/about/press-releases/press-cygnusacquisition
  121. https://www.redhat.com/en/about/press-releases/jboss
  122. https://www.redhat.com/en/about/press-releases/jboss-final
  123. https://www.redhat.com/en/about/press-releases/red-hat-to-acquire-gluster
  124. https://www.eweek.com/storage/red-hat-acquires-gluster-cloud-ready-storage-system/
  125. https://www.redhat.com/en/about/press-releases/red-hat-acquire-inktank-provider-ceph
  126. https://arstechnica.com/uncategorized/2003/11/3066-2/
  127. https://www.eweek.com/servers/red-hat-updates-enterprise-linux-lines/
  128. https://blog.packagecloud.io/red-hat-enterprise-linux-history/
  129. https://access.redhat.com/articles/4665701
  130. https://www.redhat.com/en/technologies/linux-platforms/enterprise-linux/rhel-7-end-of-maintenance
  131. https://www.servethehome.com/red-hat-goes-full-ibm-and-says-farewell-to-centos/
  132. https://www.jeffgeerling.com/blog/2023/im-done-red-hat-enterprise-linux
  133. https://www.computerweekly.com/blog/Open-Source-Insider/IBM-buys-Red-Hat-the-open-source-backlash-begins
  134. https://news.ycombinator.com/item?id=36582800
  135. https://forums.theregister.com/forum/all/2023/07/07/red_hat_open_source/
  136. https://www.redhat.com/en/blog/red-hats-commitment-open-source-response-gitcentosorg-changes
  137. https://blog.centos.org/2020/12/future-is-centos-stream/
  138. https://www.redhat.com/en/blog/centos-stream-building-innovative-future-enterprise-linux
  139. https://www.redhat.com/en/topics/linux/what-is-centos-stream
  140. https://arstechnica.com/gadgets/2020/12/centos-shifts-from-red-hat-unbranded-to-red-hat-beta/
  141. https://www.zdnet.com/article/why-red-hat-dumped-centos-for-centos-stream/
  142. https://ciq.com/blog/centos-users-should-migrate-to-rocky-linux
  143. https://www.openlogic.com/blog/almalinux-vs-rocky-linux
  144. https://www.openlogic.com/blog/what-happened-centos-and-what-do-next
  145. https://www.redhat.com/en/blog/faq-centos-stream-updates
  146. https://arstechnica.com/information-technology/2023/06/red-hats-new-source-code-policy-and-the-intense-pushback-explained/
  147. https://www.itpro.com/software/open-source/what-red-hats-source-code-restrictions-mean-for-businesses
  148. https://sfconservancy.org/blog/2023/jun/23/rhel-gpl-analysis/
  149. https://linux.slashdot.org/story/25/02/18/0953205/free-software-foundation-speaks-up-against-red-hat-source-code-announcement
  150. https://www.opencoreventures.com/blog/red-hat-found-a-way-to-get-around-the-gplv2-license-intention-with-contract-law
  151. https://www.redhat.com/en/blog/red-hat-leading-enterprise-linux-server-market
  152. https://connect.redhat.com/en/products/red-hat-enterprise-linux
  153. https://www.redhat.com/en/resources/idc-economic-impact-of-rhel-infographic
  154. https://azure.microsoft.com/en-us/blog/the-business-impact-of-migrating-red-hat-enterprise-linux-to-azure/
  155. https://milvus.io/ai-quick-reference/what-is-the-impact-of-opensource-on-the-tech-industry
  156. https://www.cdw.com/content/cdw/en/articles/cloud/open-source-innovation-the-red-hat-story.html
  157. https://www.redhat.com/en/blog/red-hat-contributes-cri-o-cloud-native-computing-foundation
  158. https://www.redhat.com/en/blog/top-10-must-reads-open-source-innovation-red-hat
  159. https://www.ibm.com/new/product-blog/confidential-containers-with-red-hat-openshift-container-platform-and-ibm-secure-execution-for-linux
  160. https://www.redhat.com/en/resources/economic-impact-of-cloud-service-analyst-material
  161. https://techxplore.com/news/2025-02-software-giant-red-hat-owner.html
  162. https://www.morningstar.com/news/marketwatch/20251022368/ibms-stock-falls-after-growth-slows-in-this-key-segment
  163. https://www.wired.com/story/ibm-buys-red-hat/
  164. https://news.ycombinator.com/item?id=36718053
  165. https://news.itsfoss.com/red-hat-fiasco/
  166. https://www.opencoreventures.com/blog/the-red-hat-model-only-worked-for-red-hat
  167. https://www.vice.com/en/article/the-linux-community-is-circumventing-red-hats-controversial-new-strategy/
  168. https://www.youtube.com/watch?v=GiTTihPxlqE
Add your contribution
Related Hubs
User Avatar
No comments yet.